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B88.01

B88.01Infestation by Demodex mites

Billable / specific codeICD-10-CM

B88.01 is a billable, specific ICD-10-CM code for infestation by demodex mites. It is valid for submission on a claim.

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • , if applicable, eyelid inflammation (H01.8-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Demodex brevis infestation
  • Demodex folliculorum infestation

Risk adjustment

B88.01 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How B88.01 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to B88.01.

  • Demodex folliculorum(infestation)
  • InfestationDemodex(brevis) (folliculorum)
  • Dermatitisdue toDemodex species
  • InfestationAcariasisdemodex folliculorum
  • InfestationmitesDemodex
  • Dermatitiseyeliddue toDemodex species

Related codes at this level

Codes that share B88.0. If B88.01 is not quite right, the correct code is usually one of these.

Questions about B88.01

Is B88.01 a billable ICD-10-CM code?
Yes. B88.01 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does B88.01 sit in the tabular list?
Certain infectious and parasitic diseases (A00-B99), in the block Pediculosis, acariasis and other infestations (B85-B89).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.